diff --git a/exercises/03_if/if1.rs b/exercises/03_if/if1.rs
index 4734d78f..38d283c2 100644
--- a/exercises/03_if/if1.rs
+++ b/exercises/03_if/if1.rs
@@ -6,6 +6,7 @@
 
 pub fn bigger(a: i32, b: i32) -> i32 {
     // Complete this function to return the bigger number!
+    // If both numbers are equal, any of them is returned.
     // Do not use:
     // - another function call
     // - additional variables